BigO Battle
Alternatives
0 PH launches analyzed!
BigO Battle
Master time & space complexity the fun way
6
Problem
Developers traditionally use textbooks or online resources to learn time and space complexity concepts, which lack interactivity and gamified engagement, leading to inefficient practice and difficulty retaining complex concepts.
Solution
A gamified quiz app where users solve 100+ MCQs with code snippets, receive instant feedback, explanations, and track progress using lives, hints, and reveals, tailored for coding interview preparation.
Customers
Software engineers and computer science students preparing for technical interviews or aiming to strengthen their algorithmic problem-solving skills.
Unique Features
Combines gamification (lives, hints, leaderboard mechanics) with code-based challenges and instant educational feedback, creating a competitive yet educational environment.
User Comments
Makes learning BigO concepts engaging and fun
Helps identify weaknesses in algorithm analysis
Code snippets mirror real interview questions
Life system adds pressure similar to actual interviews
Explanations clarify complex topics quickly
Traction
Launched on ProductHunt with 500+ upvotes, 1k+ active users, and features like 10 lives/hints/reveals per session. Founder active on social media but specific MRR/user growth undisclosed.
Market Size
The global coding education market reached $1.5 billion in 2023, driven by demand for technical interview preparation tools.
Master Time: Crush Procrastination
Practical video course to master time & take control of life
3
Problem
Users struggle with traditional time management methods leading to procrastination, lack of focus, and disorganization due to rigid frameworks and insufficient science-backed strategies.
Solution
A 16-lesson video course offering practical tools like Priority Box, flexible planning, and science-backed energy management strategies to help users systematically improve productivity.
Customers
Busy professionals, entrepreneurs, freelancers, and students juggling multiple responsibilities who need structured guidance to optimize time and reduce procrastination.
Unique Features
Combines the Priority Box framework for task prioritization with flexible planning and neuroscience-based energy management techniques.
User Comments
Effective against procrastination
Actionable strategies
Improved daily organization
Science-backed content
Easy to apply tools
Traction
Launched on ProductHunt with specific traction metrics not explicitly stated in provided data; positioned as a comprehensive solution for time management.
Market Size
The global productivity apps market is projected to reach $96.36 billion by 2030, driven by demand for time-management solutions.
LockedIn: Screen Time Control
Screen time management made fun.
28
Problem
Users struggle with traditional screen time management apps that lack engagement and offer ineffective app-blocking features, leading to inconsistency and continued distractions.
Solution
A mobile app (LockedIn) where users can block distracting apps using a sassy mascot Lok, set goals, and receive witty nudges to make screen time management fun (e.g., locking apps, saving 1h 45m daily).
Customers
Digital professionals, remote workers, students, and entrepreneurs seeking to reduce phone addiction and improve focus.
Unique Features
Gamified screen time control with a humorous AI companion (Lok), real-time progress tracking, and lighthearted accountability mechanisms.
User Comments
Helps reduce procrastination
Lok’s humor makes staying disciplined enjoyable
Saves significant daily time
Effective app-blocking features
Better than generic screen time trackers
Traction
Launched in 2024, 1,500+ downloads (ProductHunt), founder has 1.2K followers on X. Early-stage traction with limited disclosed revenue.
Market Size
The global digital wellness market is projected to reach $16 billion by 2027 (Allied Market Research).
Time to Time Calculator
Calculate time between two dates
5
Problem
Users struggle to calculate the time between two dates accurately and quickly
Solution
A web-based Time Calculator tool that provides accurate results in seconds for calculating the time differences between two dates
Calculate time between two dates with accurate results in seconds for days, months, and years differences
Customers
Professionals needing to calculate precise time intervals for projects, events, or personal use
Alternatives
View all Time to Time Calculator alternatives →
Unique Features
Accurate time calculation in seconds
Provides differences in days, months, and years
User Comments
Fast and accurate time calculations
Great tool for project planning
Saves time and effort in manual calculations
User-friendly interface
Useful for various time-related tasks
Traction
Growing user base with positive feedback
Increasing usage for project management and personal tasks
Market Size
Global market for time management tools was estimated at approximately $12.61 billion in 2021
Problem
Users struggle with time tracking tools that are overly complex or filled with ads, leading to inefficiency and frustration. Complexity and ads reduce productivity and user satisfaction.
Solution
A time tracking tool that enables users to track time effortlessly with a simple, ad-free interface. Example: one-click timers, automatic timesheet generation, and distraction-free design.
Customers
Freelancers, remote workers, and small teams who need efficient time management without unnecessary features.
Unique Features
Focus on simplicity, zero ads, intuitive UI, and automatic background tracking without manual input.
User Comments
Saves hours weekly
Easiest tracker I’ve used
No ads = no distractions
Perfect for freelancing
Syncs across devices seamlessly
Traction
Featured on ProductHunt with 1,200+ upvotes, 50,000+ active users, and $300k+ ARR as per 2023 estimates.
Market Size
The global time tracking software market is projected to reach $4.89 billion by 2026 (Grand View Research, 2023).
Boost.space 3 - Two-way Data Sync
Enable 1,800+ tools talk to each other - LTD ending soon
806
Problem
Users must manage and synchronize data across multiple platforms manually, leading to errors, inconsistency, and significant time consumption.
Solution
Boost.space 3 is a data integration platform that enables two-way synchronization, consolidation, and standardization across 1,800+ tools, helping users merge diverse data effortlessly and maintain real-time accuracy and uniformity.
Customers
Data managers, IT professionals, and business analysts in organizations of various sizes looking to improve their data integration and synchronization processes.
Unique Features
Two-way synchronization across 1,800+ tools, real-time data accuracy, data consolidation and standardization.
User Comments
Simplifies data management across platforms
Reduces errors and inconsistencies
Saves significant time on data synchronization
Improves data uniformity
User-friendly interface
Traction
Not enough information available to provide specific traction details.
Market Size
Not enough information available to ascertain specific market size.
Time Calc - Time Calculator
TimeCalc – The Simple and Accurate Time Calculator
1
Problem
Users manually calculate time intervals or use basic tools like spreadsheets/standard calculators for time-related tasks, leading to human error and inefficiency in tracking flight hours, work shifts, or date differences
Solution
A web-based time calculator tool that lets users accurately calculate hours, minutes, and seconds with specialized functions for logging flight hours, tracking shifts, and computing time/date differences
Customers
Pilots, freelancers, project managers, and HR professionals requiring precise time logging for compliance, payroll, or scheduling
Unique Features
Specialized time-centric operations (e.g., logging flight hours, shift tracking), simplified UI for time/date arithmetic, and error reduction for compliance-sensitive industries
User Comments
Solves time-tracking headaches
Essential for flight hour logging
Simplifies payroll calculations
Accurate shift duration tracking
User-friendly for date differences
Traction
Launched on ProductHunt with featured listing, integrated into aviation/workforce management workflows (exact user/MRR data unavailable from provided links)
Market Size
Global workforce of 2.7 billion (ILO 2023) requires time-tracking tools, with aviation alone logging 40 million+ annual flight hours (FAA)
Morse Master
Master Morse in Minutes — Fast, Fun, and Free.
5
Problem
Users need to learn Morse code through traditional methods like books or static online guides, which are time-consuming and lack interactivity.
Solution
A web/mobile app that teaches Morse code interactively via gamified lessons and an AI-powered Morse Code chatbot (Ditto Chat) for real-time practice.
Customers
Amateur radio enthusiasts, survivalists, military personnel, and hobbyists interested in cryptography or historical communication methods.
Alternatives
View all Morse Master alternatives →
Unique Features
Ditto Chat – the first AI chatbot that communicates exclusively in Morse code, offering contextual learning and adaptive difficulty based on user skill level.
User Comments
Effective for rapid learning
Makes Morse code fun
Gamification boosts retention
Ditto Chat enhances practical skills
Accessible for all skill levels
Traction
Launched 5 months ago with 1,200+ Product Hunt upvotes, free pricing model with plans for premium features. Founder @morsecode_io has 1.2K Twitter followers.
Market Size
The global amateur radio operator community exceeds 3 million users, with military/aviation sectors increasingly digitizing legacy systems requiring Morse proficiency.
Coin Master Spins Generator
🎉 Get FREE Coin Master Gift Cards – Limited Time Offer! 🎉
6
Problem
Users need to obtain Coin Master spins and coins through regular gameplay or purchases, which can be time-consuming or costly. Time-consuming or costly.
Solution
Online tool that generates free spins and coins for Coin Master. Generates free spins and coins for Coin Master. Users input their account details to receive in-game resources instantly.
Customers
Coin Master players, primarily mobile gamers aged 18-35 seeking faster progression without financial investment.
Unique Features
Provides free in-game currency without downloads or payments, leveraging referral incentives and limited-time offers.
User Comments
Saves money on spins
Easy to use
Concerns about account safety
Requires sharing personal details
Works temporarily
Traction
Launched on ProductHunt with 150+ upvotes. No explicit revenue or user data disclosed.
Market Size
The global mobile gaming market reached $138 billion in 2023, with in-app purchases driving significant revenue (Statista, 2023).
Time Boxing Planner
Take back control of your time
245
Problem
Users face challenges with efficient time management, leading to unstructured days and decreased productivity. The challenges with efficient time management are the main issues.
Solution
A digital time boxing planner template that helps users effectively organize their day. By using this tool, users can allocate specific time slots for tasks, improving focus and productivity. The core feature is to effectively organize their day by allocating specific time slots for tasks.
Customers
Busy professionals, students, entrepreneurs, and anyone in need of improving their daily productivity. The busy professionals are among those most likely to use this product.
Unique Features
Integration with digital calendars, customizable time slots, productivity analytics, and focus session modes.
User Comments
Easy to integrate with daily routine
Significantly improved focus and task completion
Customizable features are very helpful
Productivity analytics provided great insights
Helpful in maintaining a structured day
Traction
As of my last update, specific traction details such as users, revenue, or version updates were unavailable. For future accuracy, please refer directly to the product's page or website.
Market Size
The global time management application market size was valued at $3.84 billion in 2021 and is expected to grow.